分数×分数の計算(1)

分数×分数の計算が出題されます。

名前入力欄

使い方をみる

なまえくみばん

/20

(1)
14
×
17
=
128
(2)
47
×
29
=
863
(3)
37
×
38
=
956
(4)
68
×
37
=
928
(5)
47
×
79
=
49
(6)
56
×
24
=
512
(7)
39
×
48
=
16
(8)
67
×
13
=
27
(9)
28
×
28
=
116
(10)
14
×
47
=
17
(11)
34
×
69
=
12
(12)
78
×
12
=
716
(13)
57
×
34
=
1528
(14)
78
×
89
=
79
(15)
47
×
58
=
514
(16)
14
×
27
=
114
(17)
29
×
16
=
127
(18)
37
×
45
=
1235
(19)
18
×
67
=
328
(20)
29
×
39
=
227

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